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Hercilio Rivas
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Caracas, VE
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Patents Grants
last 30 patents
Information
Patent Grant
Surfactant package and water in hydrocarbon emulsion using same
Patent number
8,647,395
Issue date
Feb 11, 2014
Intevep, S.A.
Xiomara Gutierrez
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Water in hydrocarbon emulsion useful as low emission fuel and metho...
Patent number
7,704,288
Issue date
Apr 27, 2010
Intevep, S.A.
Hercilio Rivas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Water in hydrocarbon emulsion useful as low emission fuel and metho...
Patent number
7,276,093
Issue date
Oct 2, 2007
Inievep, S.A.
Hercilio Rivas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method for preparation of asphalt composition
Patent number
7,037,961
Issue date
May 2, 2006
Intevep, S.A.
Hercilio Rivas
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Manufacture of stable bimodal emulsions using dynamic mixing
Patent number
6,903,138
Issue date
Jun 7, 2005
Intevep, S.A.
Gustavo A Núnez
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Water in viscous hydrocarbon emulsion combustible fuel for diesel e...
Patent number
5,976,200
Issue date
Nov 2, 1999
Intevep, S.A.
Hercilio Rivas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Multiple emulsion and method for preparing same
Patent number
5,902,227
Issue date
May 11, 1999
Intevep, S.A.
Hercilio Rivas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Natural surfactant with amines and ethoxylated alcohol
Patent number
5,792,223
Issue date
Aug 11, 1998
Intevep, S.A.
Hercilio Rivas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Water in viscous hydrocarbon emulsion combustible fuel for diesel e...
Patent number
5,725,609
Issue date
Mar 10, 1998
Intevep, S.A.
Hercilio Rivas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Emulsion of viscous hydrocarbon in aqueous buffer solution and meth...
Patent number
5,622,920
Issue date
Apr 22, 1997
Intevep, S.A.
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for the preparation of viscous hydrocarbon in aqueous buffer...
Patent number
5,603,864
Issue date
Feb 18, 1997
Intevep, S.A.
Felix Silva
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Emulsion of viscous hydrocarbon in aqueous buffer solution and meth...
Patent number
5,556,574
Issue date
Sep 17, 1996
Intevep, S.A.
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Emulsion of viscous hydrocarbon in water which inhibits aging
Patent number
5,505,876
Issue date
Apr 9, 1996
Intevep
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Bimodal emulsion and its method of preparation
Patent number
5,503,772
Issue date
Apr 2, 1996
Intevep, S.A.
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Emulsion of viscous hydrocarbon in aqueous buffer solution and meth...
Patent number
5,480,583
Issue date
Jan 2, 1996
Intevep, S.A.
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Bimodal emulsion and its method of preparation
Patent number
5,419,852
Issue date
May 30, 1995
Intevep, S.A.
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparation of emulsions of viscous hydrocarbon in water...
Patent number
5,354,504
Issue date
Oct 11, 1994
Intevep, S.A.
Hercilio Rivas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for controlling sulfur-oxide formation and emissions when b...
Patent number
4,994,090
Issue date
Feb 19, 1991
Intevep, S.A.
Domingo P. Rodriguez
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Viscous hydrocarbon-in-water emulsions
Patent number
4,923,483
Issue date
May 8, 1990
Intevep, S.A.
Ignacio A. Layrisse R.
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for controlling sulfur-oxide formation and emissions when b...
Patent number
4,834,775
Issue date
May 30, 1989
Intevep, S.A.
Domingo P. Rodriguez
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for the production and burning of a natural-emulsified liqu...
Patent number
4,801,304
Issue date
Jan 31, 1989
Intevep, S.A.
Domingo R. Polanco
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Viscous hydrocarbon-in-water emulsions
Patent number
4,795,478
Issue date
Jan 3, 1989
Intevep, S.A.
Ignacio A. Layrisse R.
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
SURFACTANT PACKAGE AND WATER IN HYDROCARBON EMULSION USING SAME
Publication number
20110209385
Publication date
Sep 1, 2011
Intevep, S.A.
Xiomara Gutiérrez
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WATER IN HYDROCARBON EMULSION USEFUL AS LOW EMISSION FUEL AND METHO...
Publication number
20080060258
Publication date
Mar 13, 2008
Intevep, S.A.
Hercilio Rivas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Method for preparation of asphalt composition
Publication number
20050051055
Publication date
Mar 10, 2005
Hercilio Rivas
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Surfactant package and water in hydrocarbon emulsion using same
Publication number
20040229765
Publication date
Nov 18, 2004
Xiomara Gutierrez
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Manufacture of stable bimodal emulsions using dynamic mixing
Publication number
20030225167
Publication date
Dec 4, 2003
Gustavo A. Nunez
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL